That the goverment overreacted, made bad decisions and ran over...

That the goverment overreacted, made bad decisions and ran over our basic liberties has no bearing on the efficay of masks.

Masks either work or they don't regardless of what the government mandated.

The evidence, as shown, supports the efficacy of suitable masks in slowing transmission of the virus.

Which in turn does not excuse the jackboot approach taken by the government.

The world is not black and white, as you seem to think.